Base | Representation |
---|---|
bin | 1101111111110… |
… | …11110001111111 |
3 | 22011221201101120 |
4 | 12333323301333 |
5 | 220030020411 |
6 | 15352442023 |
7 | 2624036532 |
oct | 677736177 |
9 | 264851346 |
10 | 117423231 |
11 | 603118a2 |
12 | 333a9313 |
13 | 1b434103 |
14 | 11848a19 |
15 | a497106 |
hex | 6ffbc7f |
117423231 has 16 divisors (see below), whose sum is σ = 160093920. Its totient is φ = 76533120.
The previous prime is 117423227. The next prime is 117423247. The reversal of 117423231 is 132324711.
It is a happy number.
It is not a de Polignac number, because 117423231 - 22 = 117423227 is a prime.
It is a super-2 number, since 2×1174232312 = 27576430356958722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (117423331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29805 + ... + 33513.
It is an arithmetic number, because the mean of its divisors is an integer number (10005870).
Almost surely, 2117423231 is an apocalyptic number.
117423231 is a deficient number, since it is larger than the sum of its proper divisors (42670689).
117423231 is a wasteful number, since it uses less digits than its factorization.
117423231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3946.
The product of its digits is 1008, while the sum is 24.
The square root of 117423231 is about 10836.2000258393. The cubic root of 117423231 is about 489.6863618334.
Adding to 117423231 its reverse (132324711), we get a palindrome (249747942).
The spelling of 117423231 in words is "one hundred seventeen million, four hundred twenty-three thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •